Moderate

* WHAT...Heat index values up to 108 expected. * WHERE...Portions of northwest and west central Arkansas and east central and northeast Oklahoma. * WHEN...From 1 PM Tuesday to 9 PM CDT Wednesday. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

At 1138 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 8 miles north of Bartlett to near Fort Hartsuff State Park to near Sargent. Movement was southeast at 55 mph. HAZARD...Wind gusts up to 50 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Strong thunderstorms will be near... Ord and Elyria around 1145 PM CDT. Arcadia around 1155 PM CDT.

* WHAT...Heat index values of 108 to 112 expected. * WHERE...Portions of east central Florida. * WHEN...From 10 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time

At 1143 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 8 miles northwest of Bartlett to Elyria to near Comstock. Movement was southeast at 70 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Burwell, Sargent, Bartlett, Comstock, Ericson, Virginia Smith Dam, Arcadia Diversion Dam State Wildlife Management Area, Wescott, Kent

At 1126 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Page to 9 miles south of Chambers. Movement was east at 50 mph. HAZARD...Wind gusts of 50 to 55 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Ewing, Chambers, Page, Inman, Knievels Corner, Cumminsville, Four

* WHAT...Heat index values of 105 to 112 expected. * WHERE...All of South Florida. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

At 1209 AM EDT, National Weather Service doppler radar indicated strong winds ahead of a line of thunderstorms along a line extending from near Linton to Clinton to near Redbone to near Pleasant Hill to near River View, and moving south at 35 mph. HAZARD...35 to 45 mph wind preceding rain or lightning. SOURCE...Radar indicated. IMPACT...Strong winds will occur before any rain or lightning. Do not wait for the sound of thunder before taking cover. Expect minor damage to tree limbs and blowing around of

At 1030 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles southeast of Ericson to Wolbach. Movement was east at 25 mph. HAZARD...Wind gusts up to 50 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Strong thunderstorms will be near... Spalding around 1050 PM CDT. If outdoors, consider seeking shelter inside a building.

At 1132 PM EDT, a line of strong thunderstorms was along a line extending from Luella to Rocky Mount to Rock Mills, and moving south at 45 mph. HAZARD...40 mph wind and heavy rain. SOURCE...Radar indicated. IMPACT...Expect minor damage to tree limbs and blowing around of light, unsecured objects. Heavy rain may cause temporary street flooding especially in poor drainage areas. Locations impacted include... LaGrange, Griffin, McDonough, Barnesville, Zebulon, Greenville,

* WHAT...Dangerously hot conditions with heat index values in excess of 110 degrees and peaking around 115 degrees. * WHERE...Portions of west, central, north and south Mississippi, southeast Arkansas, and northeast Louisiana. * WHEN...From 11 AM to 8 PM CDT Tuesday. * IMPACTS...High temperatures and high humidity may cause heat related illnesses. * ADDITIONAL DETAILS...Temperatures at night will not bring much relief as they struggle to fall below 80 in some cases. The threat